385
FNCA52 TJSJ 060730
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
330 AM AST TUE OCT 6 2026
DISCUSSION
NO FIRE DANGER IS EXPECTED TODAY.
PRZ014-062000-
SOUTHEAST COASTAL PLAINS-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 50 50 60
TEMP (24H TREND) 92 (+1) 74 (-1) 90
RH % (24H TREND) 54 (-7) 93 (0) 60
WIND 20FT/EARLY(MPH) E 14 E 11 E 11
WIND 20FT/LATE(MPH) SE 16 NE 10 SE 11
MIXING HGT(FT-AGL/MSL)5500 4750
TRANSPORT WND (MPH) E 14 SE 12
VENT RATE (KT-FT) 66000 47500
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ015-062000-
SOUTHERN HILLS-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 40 60
TEMP (24H TREND) 90 (+3) 70 (-2) 89
RH % (24H TREND) 59 (-5) 98 (+2) 61
WIND 20FT/EARLY(MPH) E 11 E 11 E 10
WIND 20FT/LATE(MPH) E 11 E 11 SE 10
MIXING HGT(FT-AGL/MSL)5920 5420
TRANSPORT WND (MPH) E 13 SE 12
VENT RATE (KT-FT) 65120 54200
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ016-062000-
NORTH COASTAL PLAINS-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 40 80
TEMP (24H TREND) 91 (0) 74 (-1) 90
RH % (24H TREND) 60 (-6) 97 (+1) 64
WIND 20FT/EARLY(MPH) E 12 E 13 E 10
WIND 20FT/LATE(MPH) E 16 SE 10 E 12
MIXING HGT(FT-AGL/MSL)5590 4990
TRANSPORT WND (MPH) E 13 SE 10
VENT RATE (KT-FT) 61490 44910
DISPERSION 5 5
DSI 6 5 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ017-062000-
NORTHERN HILLS-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 60 80
TEMP (24H TREND) 90 (+1) 71 (-1) 88
RH % (24H TREND) 61 (-4) 98 (0) 66
WIND 20FT/EARLY(MPH) E 10 E 11 E 8
WIND 20FT/LATE(MPH) E 13 SE 9 E 9
MIXING HGT(FT-AGL/MSL)5770 5570
TRANSPORT WND (MPH) E 10 SE 9
VENT RATE (KT-FT) 51930 44560
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ018-062000-
WEST COAST-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 60 50
TEMP (24H TREND) 93 (+1) 74 (+1) 91
RH % (24H TREND) 59 (-4) 96 (-1) 64
WIND 20FT/EARLY(MPH) E 11 E 11 E 12
WIND 20FT/LATE(MPH) E 11 E 10 SE 12
MIXING HGT(FT-AGL/MSL)4840 4790
TRANSPORT WND (MPH) SE 8 SE 12
VENT RATE (KT-FT) 33880 47900
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ019-062000-
EASTERN INTERIOR-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 50 80
TEMP (24H TREND) 90 (+1) 72 (-2) 88
RH % (24H TREND) 59 (-3) 98 (+1) 62
WIND 20FT/EARLY(MPH) E 11 E 11 SE 10
WIND 20FT/LATE(MPH) E 11 E 11 SE 11
MIXING HGT(FT-AGL/MSL)6650 5890
TRANSPORT WND (MPH) E 13 SE 10
VENT RATE (KT-FT) 73150 53010
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ022-062000-
LUQUILLO MOUNTAIN RANGE-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 60 80
TEMP (24H TREND) 86 (+2) 70 (-2) 87
RH % (24H TREND) 63 (-3) 99 (-1) 61
WIND 20FT/EARLY(MPH) E 10 E 9 SE 9
WIND 20FT/LATE(MPH) E 10 E 9 SE 9
MIXING HGT(FT-AGL/MSL)4880 4380
TRANSPORT WND (MPH) E 14 SE 10
VENT RATE (KT-FT) 58560 39420
DISPERSION 5 5
DSI 6 5 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ023-062000-
CENTRAL MOUNTAIN RANGE-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 60 70
TEMP (24H TREND) 88 (+4) 68 (-2) 87
RH % (24H TREND) 62 (-6) 98 (+1) 65
WIND 20FT/EARLY(MPH) SE 8 E 8 E 8
WIND 20FT/LATE(MPH) E 9 E 8 SE 8
MIXING HGT(FT-AGL/MSL)6230 6040
TRANSPORT WND (MPH) E 9 SE 9
VENT RATE (KT-FT) 49840 48320
DISPERSION 5 5
DSI 6 2 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ024-062000-
CAYEY MOUNTAIN RANGE-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 60 80
TEMP (24H TREND) 86 (+1) 70 (-1) 87
RH % (24H TREND) 61 (-3) 100 (0) 63
WIND 20FT/EARLY(MPH) E 10 E 9 E 9
WIND 20FT/LATE(MPH) E 10 E 9 SE 9
MIXING HGT(FT-AGL/MSL)5770 5220
TRANSPORT WND (MPH) E 14 SE 12
VENT RATE (KT-FT) 69240 52200
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ025-062000-
VIEQUES-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 70 70
TEMP (24H TREND) 90 (0) 76 (-1) 90
RH % (24H TREND) 57 (-4) 90 (-3) 58
WIND 20FT/EARLY(MPH) E 13 E 13 SE 11
WIND 20FT/LATE(MPH) E 12 E 14 SE 9
MIXING HGT(FT-AGL/MSL)3700 3210
TRANSPORT WND (MPH) E 17 SE 10
VENT RATE (KT-FT) 55500 28890
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ026-062000-
CULEBRA-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 50 60 70
TEMP (24H TREND) 91 (+1) 79 (0) 91
RH % (24H TREND) 58 (-5) 87 (-3) 57
WIND 20FT/EARLY(MPH) E 13 E 13 E 12
WIND 20FT/LATE(MPH) E 12 E 13 SE 10
MIXING HGT(FT-AGL/MSL)3630 3420
TRANSPORT WND (MPH) E 17 E 15
VENT RATE (KT-FT) 54450 44460
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
PRZ027-062000-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 40 30
TEMP (24H TREND) 92 (+1) 75 (-1) 92
RH % (24H TREND) 54 (-6) 92 (+2) 58
WIND 20FT/EARLY(MPH) E 16 E 10 E 16
WIND 20FT/LATE(MPH) E 17 E 11 SE 17
MIXING HGT(FT-AGL/MSL)5050 5000
TRANSPORT WND (MPH) E 14 SE 16
VENT RATE (KT-FT) 60600 70000
DISPERSION 5 5
DSI 6 3 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ001-062000-
SAINT THOMAS AND SAINT JOHN-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 30 60 70
TEMP (24H TREND) 88 (+1) 77 (-2) 88
RH % (24H TREND) 62 (-6) 89 (0) 63
WIND 20FT/EARLY(MPH) E 14 E 13 SE 12
WIND 20FT/LATE(MPH) E 12 E 13 SE 10
MIXING HGT(FT-AGL/MSL)3580 3450
TRANSPORT WND (MPH) E 17 SE 14
VENT RATE (KT-FT) 53700 41400
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
VIZ002-062000-
ST CROIX-
330 AM AST TUE OCT 6 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 30 60 70
TEMP (24H TREND) 90 (+1) 77 (0) 89
RH % (24H TREND) 63 (-4) 92 (-5) 63
WIND 20FT/EARLY(MPH) E 14 E 13 SE 10
WIND 20FT/LATE(MPH) E 12 E 12 SE 10
MIXING HGT(FT-AGL/MSL)5070 4560
TRANSPORT WND (MPH) E 16 SE 13
VENT RATE (KT-FT) 70980 50160
DISPERSION 5 5
DSI 6 6 6
RH RECOVERY EXCELLENT
REMARKS...NONE.
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